56 Utility Patents
#51 in Chiba
#6,072 in Japan
#30,663 in the World
Forward Citations = 207
Company Filing History:



4. 1 out of 11
Showa Denka K.k.
where one patent can have more than one assignee
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#51 in Chiba
#6,072 in Japan
#30,663 in the World
Company Filing History:



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